CXCL8 and COVID-19: Although some studies found that the proinflammatory IL‐1 family, including IL‐1β, played an important role in the pathogenesis of COVID‐19,2, 21, 22, 23 the level of IL‐1β was normal in most of our patients, and in another study,24 the level of IL‐8 was increased in only five patients.